{
  "manageEntity": {
    "action": "Download",
    "entityId": "1761210322",
    "entityType": "Track",
    "nonce": "0x3558ae18982d7e58305252d7252be9bfc21878e8252ebcb3dcc9a2155faf2279",
    "signature": "0x2147e53fb0a5b2a5088a0a83249b51de607756ac44c6dfbd0e187e2ebbc60763149a8dab5088c975fe5b40188dce606729ffa779a6105db30717446772cc83951b",
    "signer": "0x62c97d7bde145A438C26C21F10116CBEecb45779",
    "userId": "769111966"
  }
}